body,
header,
ul,
li,
p,
div,
html,
span,
h3,
a {
    margin: 0;
    padding: 0;
    color: #333;
    /*z-index: 1000;*/
}

body {
    margin-bottom: 20px;
}

a {
    text-decoration: none;
}

header {
    width: 100%;
    margin: 20px auto;
    display: flex;
    justify-content: space-between;
}

.user_name {
    font-size: 15px;
}

.has_user a,
.has_user span,
.none_user a {
    padding: 5px 15px;
    background: #5FB878;
    border-radius: 15px;
    color: #fff;
    cursor: pointer;
}

.posts {
    list-style: none;
    width: 100%;
    margin: 0 auto;
}

.posts li {
    margin-top: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
    position: relative;
    padding-bottom: 50px;
    margin-bottom: 30px;
}

h3 {
    display: inline-block;
    padding: 5px 10px;
    background: #1E9FFF;
    color: #fff;
    border-radius: 10px;
}

.post_title p,
.post_content p {
    margin: 20px 0;
    background: #cccccc;
    padding: 10px 20px;
    border: 1px solid #ddd;
    border-radius: 4px;
}

.post_time {
    position: absolute;
    bottom: 5px;
    right: 10px;
}

.post_3 {
    position: absolute;
    bottom: 5px;
    left: 10px;
}

.post_3 p {
    display: inline-block;
    margin-left: 5px;
}

.post_title {
    padding: 10px 20px;
}

.post_content {
    padding: 0 20px;
}

.spost {
    width: 60%;
    margin: 0 auto;
    border: 1px solid #ddd;
    position: relative;
    padding-bottom: 40px;
}

.spost_user {
    position: absolute;
    left: 20px;
    bottom: 5px;
}

.edit {
    position: absolute;
    right: 20px;
    bottom: 5px;
}

.edit p {
    display: inline-block;
    margin-left: 10px;
}

.comment_wrap {
    width: 60%;
    margin: 20px auto;
}

.submit {
    display: block;
    width: 90px;
    height: 35px;
    line-height: 35px;
    text-align: center;
    border-radius: 10px;
    background: #5FB878;
    cursor: pointer;
    color: #fff;
    float: right;
    margin-top: 20px;
}

.cmt_content {
    background: #cccccc;
    padding: 20px;
    position: relative;
}

.cmt_name {
    position: absolute;
    right: 20px;
    bottom: 5px;
}

.cmt_name a {
    margin-left: 10px;
}

.cmt_content {
    margin-top: 10px;
}

.form {
    margin: 0 auto;
    width: 100%;
    margin-top: 20px;
    margin-bottom: 40px;
    display: block;
    /*padding: 20px;*/
}

.textarea {
    width: 100%;
    height: 100px;
    /*padding-left: 20px;*/
    font-size: 20px;
}

.container {
    /*width: 60%;*/
    margin: 0 auto;
    padding: 20px;
}

.input {
    display: block;
    width: 100%;
    height: 40px;
    /*padding-left: 20px;*/
    font-size: 20px;
    border-radius: 5px;
}

.create label {
    display: block;
    margin: 10px 0;
}

.comment_wrap form {
    width: 100%;
}

.delete_comment,
.delete_post:hover {
    color: #f60;
}

a:hover {
    color: #f60;
}

.tips {
    display: inline;
    /*margin: 0 auto;*/
    text-align: right;
    float: right;
    padding-right: 150px;
    margin-top: 30px;
}

.delete_comment {
    cursor: pointer;
}

.delete_post {
    cursor: pointer;
}

.signout:hover {
    color: #f60;
}

#cas {
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    margin: auto;
    width: 100%;
    height: 100%;
    /*background-color: #70B7FD;*/
    z-index: 0;
}

.main_content {
    position: relative;
    margin: 0 auto;
    width: 960px;
    height: 100%;
    z-index: 10000;
    background-color: #f5f5f5;
    opacity: 0.8;
    top: 30px;
    border-radius: 5px;
    padding: 30px;
}


/* .chat{
    display: block;
    position: fixed;
    text-align: center;
    font-size: 20px;
    right: 150px;
    width: 80px;
    height: 80px;
    bottom: 310px;
    background-color: #cccccc;
    cursor: pointer;
    line-height: 80px;
    vertical-align: middle;
    padding: 2px;
    border-radius: 150px;
    opacity: 0.7;
}
.chat img{
    vertical-align: middle;
}
.chat:hover{
    background-color: #FFFE11;
    opacity: 0.9;
} */

.back {
    display: none;
    position: fixed;
    text-align: center;
    font-size: 20px;
    right: 150px;
    width: 80px;
    height: 80px;
    bottom: 200px;
    background-color: #cccccc;
    cursor: pointer;
    line-height: 80px;
    vertical-align: middle;
    padding: 2px;
    border-radius: 150px;
    margin-top: 30px;
    opacity: 0.7;
}

.back img {
    vertical-align: middle;
}

.back:hover {
    background-color: #FFFE11;
    opacity: 0.9;
}

footer {
    display: block;
    height: 60px;
    background-color: #ccc;
    font-size: 20px;
    /*position: absolute;*/
    margin-top: 260px;
    bottom: 0px;
    width: 100%;
    text-align: center;
    padding: 0px 0px;
    line-height: 60px;
    opacity: 0.8;
}

footer span {
    color: #ff2a00;
}


/*显示天气*/

.show_weather {
    position: fixed;
    left: 10px;
    bottom: 200px;
    width: 50px;
    height: 200px;
    background-color: #cccccc;
    /*opacity: 0.7;*/
    display: block;
    text-align: center;
    cursor: pointer;
    border-radius: 10px;
}


/*.show_weather:hover{*/


/**/


/*}*/

.show_weather span {
    display: inline-block;
    margin: 10px 0px;
    font-size: 16px;
    width: 50px;
    color: #1E9FFF;
    text-align: center;
    border-bottom: 1px solid #888888;
}

.meeting {
    position: fixed;
    left: 0;
    top: 0;
    cursor: pointer;
    border: 1px solid #cccccc;
    background-color: red;
    width: 220px;
    height: 150px;
    z-index: 10000;
}

.meeting p {
    text-align: center;
    color: #f5f5f5;
    height: 20px;
    line-height: 20px;
    padding: 5px;
}

.meeting img {
    display: inline;
    width: 100%;
    height: 130px;
}